Vegan

E516 is classified as vegan by the local ingredient taxonomy.

Names you may see on a label

KalsiumsulfatKalsiumsulfaattiKalsiumsulfaattiakalsiumsulfaattiCalciumsulfatGipsSelenitKalziumsulfatCaSO4Solfato di calcioGessoseleniteGesso di Parigisolfato di calcioSulfato de calcioSulfato cálcicoYeso naturalselenitasulfato de calcioSulfato de cálcioCaso4sulfato de cálcioСульфат кальціюCalcium sulphateGypsumSeleniteCalcium sulfatecalcium sulfate added to prevent cakingcalcium sulfateselenit

How to verify it

Check that the name refers to this exact ingredient and not a similar additive with a different source.